Tschirgi, Necla. Security and denelopment seardiny for critical connections / By Necla Tschirgi, Others Ed. - 1st Ed. - New Delhi : VivBooks, 2011. - 449p. ; 00 cm. Subjects--Topical Terms: SOCIAL CAUSES; POLLUTION; ENVIRONMENTAL PROBLEMS. Dewey Class. No.: 303.6 / SEC